成功不是幸福的关键，幸福才是成功的关键。

The essence of modernity is psychologism, the experiencing and interpretation of the world in terms of the reactions of our inner life and indeed as an inner world, the dissolution of fixed contents in the fluid element of the soul, from which all that is substantive is filtered and whose forms are merely forms of motion.

代数是慷慨的；她常常给予的比被要求的更多。

可持续性不是选择，而是矿业未来的必然要求。