I don't think you should ever regret anything. Everything happens for a reason.
现代物理学的挑战不仅在于找到答案,还在于提出正确的问题。
A house is never finished; it is an ongoing dialogue between the inhabitant and the space.
译文:干大事的人,不会计较小的恩怨。
The surface of a painting is like a skin - it holds everything together.