“The utmost extent of man's knowledge, is to know that he knows nothing”

“We seldom repent of speaking little, very often of speaking too much: a vulgar and trite maxim, which all the world knows and, but which all the world does not practice”

“It is a great misfortune not to possess sufficient wit to speak well, nor sufficient judgment to keep silent”

“Life is not easy for any of us. But what of that? We must have perseverance and above all confidence in ourselves. We must believe that we are gifted for something, and that this thing, at whatever cost, must be attained”

“A man sooner or later discovers that he is the master-gardener of his soul, the director of his life”

“From the errors of others, a wise man corrects his own”