So is man's heart. The desire to perform a work which will endure, which will survive him, is the origin of his superiority over all other living creatures here below. It is this which has established his dominion, and this it is which justifies it, over all the world.

Steam seems to have killed all gratitude in the hearts of sailors.

Though sleep is called our best friend, it is a friend who often keeps us waiting!

My house is small, but may heaven grant that it is never full of friends.

He who is mistaken in an action which he sincerely believes to be right may be an enemy, but retains our esteem.

Why lower oneself to taking pride from being American or British, when you can boast of being man!

All that is impossible remains to be accomplished.