“The world is not a solid continent of facts sprinkled by a few lakes of uncertainties, but a vast ocean of uncertainties speckled by a few islands of calibrated and stabilized forms”

“Happiness," said he, "must be something solid and permanent, without fear and without uncertainty.”

“One the grand paradoxes of existence and nonexistence is the uncertainty of uncertainty. Even uncertainty can be uncertain. However, can you be certain of such uncertainty?”

“I'd be adrift in an ocean of uncertainty." Yes, and perhaps that's the only honest place to be. Another name for uncertainty is humility. No one ever blew up a mosque, church, or abortion clinic after yelling, "I could be wrong.”

“We tend to think of dangers and uncertainties as anomalies in the continuum of life, or irruptions of unpredictable forces into a largely predictable world. I suggest the contrary: that dangers and uncertainties are an inescapable dimension of life. In fact, as we shall come to understand, they make life matter. They define what it means to be human.”

“Freedom breeds uncertainty; uncertainty invites chaos.”