"If a man does not make new acquaintances as he advances through life, he will soon find himself left alone. A man, sir, should keep his friendship in a constant repair."
"That we must all die, we always knew; I wish I had remembered it sooner."
"The mind is never satisfied with the objects immediately before it, but is always breaking away from the present moment, and losing itself in schemes of future felicity... The natural flights of the human mind are not from pleasure to pleasure, but from hope to hope."
"Knowledge is of two kinds. We know a subject ourselves, or we know where we can find information on it."
"Love is the wisdom of the fool and the folly of the wise."
"What we hope ever to do with ease, we must learn first to do with diligence."