Man's chief goal in life is still to become and stay human, and defend his achievements against the encroachment of nature.

To learn you need a certain degree of confidence, not too much and not too little. If you have too little confidence, you will think you can't learn. If you have too much, you will think you don't have to learn.

The conservatism of a religion - it's orthodoxy - is the inert coagulum of a once highly reactive sap.

Compassion alone stands apart from the continuous traffic between good and evil proceeding within us.

Men weary as much of not doing the things they want to do as of doing the things they do not want to do.

It takes a vice to check a vice, and virtue is the by-product of a stalemate between opposite vices.

We can never have enough of that which we really do not want.