All professional men are handicapped by not being allowed to ignore things which are useless.

People are so constituted that everybody would rather undertake what they see others do, whether they have an aptitude for it or not.

Secrecy has many advantages, for when you tell someone the purpose of any object right away, they often think there is nothing to it.

One lives but once in the world.

We gladly put antiquity above our age but not posterity. Only a father doesn't begrudge his son's talent.

It is only in misery that we recognize the hand of God leading good men to good.

And we went our separate ways without having understood each other. As in this world nobody understands the other easily.