Nothing destroys authority more than the unequal and untimely interchange of power stretched too far and relaxed too much.

Friendship maketh daylight in the understanding, out of darkness and confusion of thoughts.

The desire of excessive power caused the angels to fall; the desire of knowledge caused men to fall.

A man that studieth revenge keeps his own wounds green.

A man who contemplates revenge keeps his wounds green.

The errors of young men are the ruin of business, but the errors of aged men amount to this, that more might have been done, or sooner.

There is no doubt but men of genius and leisure may carry our method to greater perfection, but, having had long experience, we have found none equal to it for the commodiousness it affords in working with the Understanding.