The difference between a moral man and a man of honor is that the latter regrets a discreditable act even when it has worked.
最危險的武器不是殺人的武器，而是改變思想的武器。
精神生活不是否定的生活，而是肯定的生活。
Quantum mechanics is not just a theory, it's a way of understanding reality.
Leave a gate behind you the way you first found it.
La vida es una novela que cada uno escribe con sus propias decisiones.