The man who views the world at 50 the same as he did at 20 has wasted 30 years of his life.
My way of joking is to tell the truth. That's the funniest joke in the world.
The highest use of capital is not to make more money but to make money do...
With everything that is complex we learn. If you don't learn then it's an utter and abject failure. If you do learn and you're able to apply that to the next situation then you take away a measure of success.