Thomas Hobbes

"Life in the state of nature is solitary, poor, nasty, brutish, and short."

"Knowledge is power."

"During the time men live without a common power to keep them all in awe, they are in that condition which is called war."

"Covenants, without the sword, are but words."

"Fear and I were born twins."

"The condition of man is a condition of war of everyone against everyone."

"Leisure is the mother of philosophy."

"Being all equal and independent, no one ought to harm another in his life, health, liberty or possessions."

"Sudden glory is the passion which maketh those grimaces called laughter."

"The greatest good for the greatest number."

"Man is wolf to man."

"Hell is truth seen too late."

"Necessity is the plea for every infringement of human freedom."

"The sovereign must use terror to maintain order."

"Geometry will be the gate and the key of the sciences."

"Words are wise men's counters."

"Reputations are fragile things."

"The natural state of mankind is war."

"Liberty consisteth in the silence of the law."

"Curiosity is the lust of the mind."

"I am about to take my last voyage, a great leap in the dark."

"Desire of knowledge and arts is a natural appetite."

"In the race of human life, hope is a sounder racer than despair."

"Despair is the conclusion of a coward."

"The object of man's desire is not to enjoy once only, and for one instant, but to assure forever the way of his future desire."

"A man cannot lay down the right of resisting them that assault him by force."

"Force and fraud are in war the two cardinal virtues."

"The life of man is solitary, poor, nasty, brutish, and short."

"They that approve a private opinion, call it opinion; but they that dislike it, call it heresy."

"For laws are a power, as the common people conceive, not without reason."