A very popular error: having the courage of one’s convictions; rather it is a matter of having the courage for an attack on one’s convictions.
In general, pride is at the bottom of all great mistakes.
Truth is immortal; error is mortal.
There are sadistic scientists who hurry to hunt down errors instead of establishing the truth.
We pay for the mistakes of our ancestors, and it seems only fair that they should leave us the money to pay with.
I never make the mistake of arguing with people for whose opinions I have no respect.
America is a mistake, a giant mistake.
Nothing is more intolerable than to have to admit to yourself your own errors.
You should learn from your mistakes rather than repeating them.
My great mistake, the fault for which I can’t forgive myself, is that one day I ceased my obstinate pursuit of my own individuality.
From error to error, one discovers the entire truth.
Even a mistake may turn out to be the one thing necessary to a worthwhile achievement.
Nobody made a greater mistake than he who did nothing because he could do only a little.
We should not look back unless it is to derive useful lessons from past errors, and for the purpose of profiting by dearly bought experience.
It is a mistake to regard age as a downhill grade toward dissolution. The reverse is true. As one grows older, one climbs with surprising strides.
Habit is the nursery of errors.
Science is simply common sense at its best, that is, rigidly accurate in observation, and merciless to fallacy in logic.