Humor is a drug which it's the fashion to abuse.

O that the gods would bring to a miserable end such fictitious, crazy, deformed labours, with which the minds of the studious are blinded!

If you wish in this world to advance your merits you're bound to enhance; you must stir it and stump it, and blow your own trumpet, or, trust me, you haven't a chance.

Look for knowledge not in books but in things themselves.

The magnetic force is animate, or imitates a soul; in many respects it surpasses the human soul while it is united to an organic body.

Philosophy is for the few.

Humor is a drug which it's the fashion to abuse.