Whoever strenuously endeavors, him we can rescue.

Nothing is more damaging to the truth than an old error.

The highest happiness of man ... is to have probed what is knowable and quietly to revere what is unknowable.

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

People do not mind their faults being spread out before them, but they become impatient if called on to give them up.

The important thing in life is to have a great aim, and the determination to attain it.

One spares old people just as one spares children.