夫学者犹种树也，春玩其华，秋登其实；讲论文章，春华也，修身利行，秋实也。
学习就像种树，春天赏花，秋天收获果实；讨论文章如同春天的花，修养身心、付诸实践才是秋天的果实。
I'm not going to change who I am or what I do because of what people say.
The changes in our life must come from the impossibility to live otherwise than according to the demands of our conscience.
The historian must be a poet and an artist in order to give life to the dead bones of the past.
The best investments are those that power both economies and ecosystems.