In health of mind and body, men should see with their own eyes, hear and speak without trumpets, walk on their feet, not on wheels, and work and war with their arms, not with engine-beams, nor rifles warranted to kill twenty men at a shot before you can see them.

I believe the first test of a truly great man is in his humility.

Science lives only in quiet places, and with odd people, mostly poor.

The power of association is stronger than the power of beauty; therefore, the power of association is the power of beauty.

Once thoroughly our own, the knowledge ceases to give us pleasure.

An infinitude of tenderness is the chief gift and inheritance of all truly great men.

The only way to understand these difficult parts of the Bible, or even to approach them with safety, is first to read and obey the easy ones.