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.

I'm like a dog, I don't speak but I understand.

穷人面临的约束往往是政策制定者看不到的。

撰写一生就是在事实与解读之间走钢丝。