如果你想飞翔,就必须放弃那些拖累你的事物。
If you want to fly, you have to give up the things that weigh you down.
Sustainability in agriculture is not an option—it's a necessity for future generations.
写作是一种乐观的行为。如果你觉得它不重要,你就不会费心去做。
In science, the credit goes to the man who convinces the world, not to the man to whom the idea first occurs.