Learning from our mistakes is critical for improving, but even I don't have patience for ranking my regrets. Regret is a negative emotion that inhibits the optimism required to take on new challenges. You risk living in an alternative universe, where if only you had done this or that differently, things would be better. That's a poor substitute for making your actual life better, or improving the lives of others. Regret briefly, analyze and understand, and then move on, improving the only life you have.
Garry KasparovOur skin, our borders, all seem petty compared to alien races and the scale of galaxies. Nobody in the Star Wars universe cares about white or black humans, it seems, and what meaning could physical appearance possibly have when there are sentient beings that look like lobsters or like Jabba the Hutt? Unfortunately, in the real world, such hopeful sentiments are regularly refuted by our stubborn insistence on always finding someone to discriminate against.
Garry KasparovTactics involve calculations that can tax the human brain, but when you boil them down, they are actually the simplest part of chess and are almost trivial compared to strategy.
Garry Kasparov