“We need but little learning to live happily.”

“We need to interpret interpretations more than to interpret things.”

“My art and profession is to live.”

“I speak the truth, not so much as I would, but as much as I dare; and I dare a little more as I grow older.”

“There is no knowledge so hard to acquire as the knowledge of how to live this life well and naturally.”

“We are all blockheads.”

“It is a dangerous and fateful presumption, besides the absurd temerity that it implies, to disdain what we do not comprehend. For after you have established, according to your fine undertstanding, the limits of truth and falsehood, and it turns out that you must necessarily believe things even stranger than those you deny, you are obliged from then on to abandon these limits.”