对来自学生的批评应该本着友好的精神来接受，学习材料的积累不应该扼杀学生的独立性。
Critical comments by students should be taken in a friendly spirit， accumulation of material should not stifle the student’s independence.
Never invest in any idea you can't illustrate with a crayon.
Agriculture is the foundation of civilization, and we must treat it with the respect it deserves.
"Violence is like a stone thrown into a pond; the ripples spread far beyond the initial splash."
My work is purely autobiographical... It is about myself and my surroundings.
The hard-working petroleum spirit must never be abandoned. It is our family heirloom.
Never stop learning; the industry is always evolving.