Letter to Frederic H. Hedge
p108“Our subject is constancy 'Were man but constant, he were perfect”
Fuller, Margaret. The Letters of Margaret Fuller. Edited by Robert N. Hudspeth. Vol. III. Ithaca: Cornell University Press, 1986.
Inferred Fuller frames her Boston Conversations on "constancy" with the motto "Were man but constant, he were perfect," which Hudspeth identified as from Shakespeare's The Two Gentlemen of Verona (V.iv.110–12).