Mathematics is not about numbers, equations, computations, or algorithms: it is about understanding.

你越是对自己的过去和现在负责，就越能创造你想要的未来。

可持续包装不是成本中心——它是你的品牌对未来最明显的承诺。

和平是最高的善，因为它是心灵与其本性最完全一致的状态。

You may have the worst of your worries when you most appear to be at ease.

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.