历史的终结将是一个非常悲伤的时刻。

育儿不是追求完美，而是建立联系。

I do not know what I may appear to the world， but to myself I seem to have been only like a boy playing on the sea-shore， and diverting myself in now and then finding a smoother pebble or a prettier shell than ordinary， whilst the great ocean of truth lay all undiscovered before me.

育儿不是一门科学，而是一种关系。

Collaboration across borders is essential—no single nation holds all the answers to global food security.