I don't believe in regrets. Regrets are a waste of time. They're the past crippling you in the present.
The reality is: sometimes you lose. And you're never too good to lose. You're never too big to lose. You're never too smart to lose. It happens.
The laws of physics are the language of the universe, and through them, we can begin to comprehend the vastness and complexity of all that exists.
But it is the same with man as with the tree. The more he seeks to rise into the height and light, the more vigorously do his roots struggle earthword, downword, into the dark, the deep - into evil.