General propositions do not decide concrete cases. The decision will depend on a judgment or intuition more subtle than any articulate major premise.

Men, like peaches and pears, grow sweet a little while before they begin to decay.

In order to know whether a human being is young or old, offer it food of different kinds at short intervals. If young, it will eat anything at any hour of the day or night.

If I were dying, my last words would be: Have faith and pursue the unknown end.

What I wouldn't give to be seventy again!

The ultimate good desired is better reached by free trade in ideas [and] the best test of truth is the power of the thought to get itself accepted in the competition of the market.

Through our great good fortune, in our youth our hearts were touched with fire. It was given to us to learn at the outset that life is a profound and passionate thing.