Theorems are eternal; their proofs are ephemeral.
文学的美在于它让我们在一生中活出多种生活。
The great secret that all old people share is that you really haven't changed in seventy or eighty years. Your body changes, but you don't change at all.
我们相信，未来的互联网将更加智能化和个性化。
The only limit to our realization of tomorrow is our doubts of today.
Success is not about being the best, it's about bringing out the best in others.
教育是一盏灯，但许多人从未找到开关。