The study of the mind must be purely analytical.

The market is efficient enough that most investors will not outperform it.

解释：栋梁不厚实，就不能承受房屋的重量。最重要的莫过于国事，对于栋梁人才来说，最重要的莫过于德行。

The boundary of technology lies in human imagination.

与饥饿的斗争是为正义而战。

You have to be passionate about what you do; otherwise, you will never excel.

The true measure of agricultural success is not yield alone, but the health of the ecosystem that produces it.