One must be rich in thought and character to owe nothing to books.
Egotists cannot converse, they talk to themselves only.
Time is one's best friend, teaching best of all the wisdom of silence.
Traveling is no fool's errand to him who carries his eyes and itinerary along with him.
The wisest and best are repulsive, if they are characterized by repulsive manners. Politeness is an easy virtue, costs little, and has great purchasing power.
Heaven trims our lamps while we sleep.