计算复杂性的本质是理解什么可以被有效地计算的极限。
The only real voyage of discovery consists not in seeking new landscapes, but in having new eyes.
The key to success is continuous learning and improvement.
戏剧的力量在于它能够使不可见的变得可见,给无形的赋予形式,给无声的赋予声音。