"It is undesirable to believe a proposition when there is no ground whatever for supposing it true."

"Men fear thought as they fear nothing else on earth — more than ruin, more than death."

"To be without some of the things you want is an indispensable part of happiness."

"The most savage controversies are those about matters as to which there is no good evidence either way."

"I believe that when I die I shall rot, and nothing of my ego will survive."