What must the English and French think of the language of our philosophers when we Germans do not understand it ourselves?

We should know mankind better if we were not so anxious to resemble one another.

A useless life is an early death.

Noble be man, helpful and good!

They teach in academies far too many things, and far too much that is useless.

There are only two lasting bequests we can hope to give our children. One of these is roots, the other, wings.

Where a man has a passion for meditating without the capacity of thinking, a particular idea fixes itself fast, and soon creates a mental disease.