A FRIEND is one's second self

Meaning & Analysis

A true friend is so intimately connected to oneself that they are, in effect, another version of the self.

Insights

Unity of Souls

The proverb figuratively expresses the deep unity, trust, and mutual understanding that characterize true friendship, suggesting that a friend shares in one’s joys, sorrows, and interests as if they were their own.

Extension of Identity

It also symbolizes the way strong friendships become an extension of one’s own identity: a friend can reflect, affirm, or even complete parts of ourselves that may otherwise remain hidden or unexpressed.

Idealized Loyalty

The saying elevates friendship to the level of absolute loyalty and empathy, proposing an ideal in which the boundary between 'self' and 'other' blurs in the closest human bonds.

Historical Symbolism

Originating from classical antiquity and cited by Erasmus ('amicus alter ipse'), the phrase encapsulates ancient and Renaissance ideals of friendship as a moral and spiritual kinship—a tradition reflected in both philosophical discourse and poetic literature.

Psychological Resonance

The proverb captures the profound psychological comfort and validation found in friendship. It speaks to the human need for mirroring, emotional safety, and the experience of being fully known and accepted.

Literary Influence

Appearing widely in early modern literature and echoed by Shakespeare, Bacon, and Marlowe, this ideal of friendship serves both as a model for ethical behavior and a dramatic device, highlighting themes of loyalty, betrayal, and self-knowledge.

Cultural Universality

Comparable notions exist in many cultures and languages, such as referring to a friend as a 'better half' or 'closest relation,' attesting to the universality of the longing for deep, transformative friendship.

Rhetorical Devices

Metaphor

The core device is metaphor, equating a friend with a 'second self' to evoke a vivid sense of unity and identification.

Ellipsis

The phrase’s succinctness and omission of qualifiers grant it a gnomic, universal tone—suitable for philosophical reflection and poetic expression.

Allusion

Frequent allusion to the classical tradition and philosophical writings gives the proverb cultural weight and intellectual resonance.

friendshipunityidentityloyaltypsychologyphilosophy
Analyzed with gpt-4.1 on July 12, 2025

Transcription

Quotations

Amicus alter ipse.

— Erasmus, Adagia 14F

My frende is as who shuld say an other I.

[As in Eras.]. My frende is as who shuld say an other I.

1539, TAV., f. 53

A friend is . . at all times an other I.

1578, LYLY, Euph. Anat. Wit, p. 197

He is as trusty as my second selfe.

c.1592, KYD, Span. Trag., II iv, s. D IV

Knowest thou not who I am? Thy friend, thyself, another Gaveston.

1594, MARLOWE, Edw. II, I i 142

Thankes noble Polidor my second selfe.

1594, Tam. Shrew, s. A4V

I haue no friend, But only Fortunatus, hees my second selfe.

1606, WILY, Beguiled, xii, p. 42

It was a sparing speech of the ancients, to say, that a friend is another himself.

1612, BACON, Essays, p. 173

[A true friend] . . is a man's second self.

1631, LENTON, Char., p. 92

And here resign all my birthright to thee, my second self.

1633, FISHER, True Trojans, V v, p. 530

Shakespeare Citations

My other self, my counsel's consistory.

R3, II.ii

Horatio!—or I do forget myself.

Ham, I.ii

O, how thy worth with manners may I sing When thou art all the better part of me? What can mine own praise to mine own self bring? And what is't but mine own when I praise thee?

Son, 39.1

But here's the joy—my friend and I are one.

Son, 42.13

Cross References

Original Scan

A FRIEND is one's second self - a scanned entry from Tilley's 1950 Dictionary of Proverbs.
Scan courtesy of HathiTrust Digital Library.
Used under CC BY-NC 3.0.

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Last updated: January 27, 2026