气，万物之始，万物之终。
释义：他认为气不仅是万物的起源，也是万物的归宿，万物在气的循环中生生不息。
No wise pilot, no matter how great his talent and experience, fails to use a checklist.
The highest and most beautiful things in life are not to be heard about, nor read about, nor seen but, if one will, are to be lived.
Be kind to yourself, you’re doing your best.
如果没有了解植物生长规律的农民，最先进的温室也毫无价值。