The man who has no inner-life is a slave to his surroundings.

We are never more discontented with others than when we are discontented with ourselves.

Our duty is to be useful, not according to our desires but according to our powers.

Every man is a priest, even involuntarily; his conduct is an unspoken sermon, which is forever preaching to others.

Sympathy is the first condition of criticism; reason and justice presuppose, at their origin, emotion.

[I]t is truth alone-scientific, established, proved, and rational truth-which is capable of satisfying nowadays the awakened minds of all classes. We may still say perhaps, 'faith governs the world,'-but the faith of the present is no longer in revelation or in the priest-it is in reason and in science.

Heroism is the brilliant triumph of the soul over the flesh - over fear...Heroism is the dazzling and glorious concentration of courage.