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.

We must be long-termists and not be tempted by short-term interests.

有时最艰难的战斗发生在我们内心的沉默中。

Green and low-carbon development is not a multiple-choice question, but a must-answer question.

我不知道还有谁比我更需要绑带高跟鞋。