To change your mind it does not suffice to change your opinion.
Error is boundless.
Nor hope nor doubt,
Though both be groundless,
Will average out.
On many topics it is embarrassing to have an opinion, no matter what it is.
My regrets amount mostly to not having been enough like myself.
Few experiences are more salutary than losing an argument, but only if you notice.
Anyone who believes that if you’re not part of the solution you’re part of the problem is part of the problem.
Today we believe everything, except what we are told.
Most of what passes for deep thought today can be traced to some misunderstanding of Darwin, Einstein, Heisenberg, or Gödel.
A grudging willingness to admit error does not suffice; you have to cultivate a taste for it.
Dark motives lurk where independent beliefs cluster.
A man will sooner confess a great crime than a small error.