Let us seek to fathom those things that are fathomable and reserve those things which are unfathomable for reverence in quietude.

He only fears men who does not know them, and he who avoids them will soon misjudge them.

Each one of us must carry within the proof of immortality, it cannot be given from outside of us. To be sure, everything in natureis change but behind the change there is something eternal.

There is no trifling with nature; it is always true, grave, and severe; it is always in the light, and the faults and errors fall to our share. It defies incompetency, but reveals its secrets to the competent, the truthful, and the pure.

Whoso is content with pure experience and acts upon it has enough of truth.

He who would reproach an author for obscurity should look into his own mind to see whether it is quite clear there. In the dusk the plainest writing is illegible.

Wood burns because it has the proper stuff in it; and a man becomes famous because he has the proper stuff in him.