WIST

Every human being is intended to have a character of his own; to be what no others are, and to do what no other can do.

William E. Channing (1780-1842) American moralist, author, cleric, Unitarian theologian
(Attributed)

None are so likely to believe too little as those who have begun by believing too much.

William E. Channing (1780-1842) American moralist, author, cleric, Unitarian theologian
(Attributed)
Quoted by Miguel de Unamuno in The Tragic Sense of Life, and so often attributed to him.