Avoid losers. If you hear someone use the words 'impossible', 'never', 'too difficult' too often, drop him or her from your social network.

Make sure that you are in a situation where the constant mistakes are small and can be used for something.

I always remind myself that what one observes is at best a combination of variance and returns, not just returns.

You will be civilized on the day you can spend a long period doing nothing, learning nothing, and improving nothing, without feeling the slightest amount of guilt.

Writing is the art of repeating oneself without anyone noticing.

Heroes are heroes because they are heroic in behavior, not because they won or lost.

The best philosophers were not academics, but had another job, so their philosophy was not corrupted by careerism.