“The highest activity a human being can attain is learning for understanding, because to understand is to be free.”

“I do not know how to teach philosophy without becoming a disturber of the peace.”

“I have made a ceaseless effort not to ridicule, not to bewail, not to scorn human actions, but to understand them.”

“The more you struggle to live, the less you live. Give up the notion that you must be sure of what you are doing. Instead, surrender to what is real within you, for that alone is sure....you are ab...”

“He alone is free who lives with free consent under the entire guidance of reason”

“whatsoever is, is in God, and without God nothing can be, or be conceived”

“Maybe each human being lives in a unique world, a private world different from those inhabited and experienced by all other humans. . . If reality differs from person to person, can we speak of rea...”

“The only thing that makes life possible is permanent, intolerable uncertainty: not knowing what comes next.”

“And although I have seen nothing but black crows in my life, it doesn't mean that there's no such thing as a white crow. Both for a philosopher and for a scientist it can be important not to reject...”

“The world outside is a strange, but relentless mirror.”

“...an optimistic mind-set finds dozens of possible solutions for every problem that the pessimist regards as incurable.”

“...when dogma enters the brain, all intellectual activity ceases. ”

“When the mind wants to hope it refuses to listen.”

“Sweet are the thoughts that savour of content, The quiet mind is richer than a crown...”

“It turns out that the men who ultimately, who unpretentiously value peace are willing to sacrifice their own peace of mind in order to render it. The question is, 'Who, between opposing forces, wou...”