Even a dog distinguishes between being stumbled over and being kicked.

The law is the witness and external deposit of our moral life. Its history is the history of the moral development of the race.

The mark of a civilized man is his willingness to re-examine his most cherished beliefs.

There is in all men a demand for the superlative, so much so that the poor devil that has no other way of reaching it attains it by getting drunk.

Most of the things we do, we do for no better reason than that our fathers have done them or our neighbors do them, and the same is true of a larger part than what we suspect of what we think.

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.

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.