If man makes himself a worm he must not complain when he is trodden on.

I am myself by inclination an investigator.

Have patience awhile; slanders are not long-lived. Truth is the child of time; erelong she shall appear to vindicate thee.

We can never, even by the strictest examination, get completely behind the secret springs of action.

If a man is often the subject of conversation he soon becomes the subject of criticism.

All human knowledge begins with intuitions, proceeds from thence to concepts, and ends with ideas.

Notion without intuition is empty, intuition without notion is blind.