Words, like glass, obscure when they do not aid vision.

The joy which is caused by truth and noble thoughts shows itself in the words by which they are expressed.

I quit Paris unwillingly, because I must part from my friends; and I quit the country unwillingly, because I must part from myself.

Fully to understand a grand and beautiful thought requires, perhaps, as much time as to conceive it.

Whence? wither? why? how? - these questions cover all philosophy.

When a nation gives birth to a man who is able to produce a great thought, another is born who is able to understand and admire it.

Antiquity! I like its ruins better than its reconstructions.