It's one thing to be certain, but you can be certain and you can be wrong. — Anonymous Copy Share Image
One thing is certain in life. Just when things are going well, soon afterward they are certain to go wrong. It's just… — Bryce Courtenay Copy Share Image
Now, if anything at all can be known to be wrong, it seems to me to be unshakably certain that it would… — Antony Flew Copy Share Image
We can be almost certain of being wrong about the future, if we are wrong about the past. — Gilbert K. Chesterton Copy Share Image
