No Man Can Ever Be Secure Until He Has Been Forsaken By Fortune.
- Boethius
Not To Be Absolutely Certain Is, I Think, One Of The Essential Things In Rationality.
- Bertrand Russell
When One Admits That Nothing Is Certain One Must, I Think, Also Admit That Some Things Are Much More Nearly Certain Than Others.
I Believe That Uncertainty Is Really My Spirit’s Way Of Whispering, I’m In Flux. I Can’t Decide For You. Something Is Off-Balance Here.
- Oprah Winfrey
In These Matters The Only Certainty Is That Nothing Is Certain.
- Pliny the Elder
The Only Thing That Makes Life Possible Is Permanent, Intolerable Uncertainty; Not Knowing What Comes Next.
- Ursula K. LeGuin
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