你不应该认为对你来说难以掌握的东西是不可能的,如果是人类可以实现的,就应该认为它是可以实现的。
You must not think that what is hard for you to master is humanly impossible; and if it is humanly possible, consider it to be within your reach.
The future of agriculture lies in sustainable practices that respect both the environment and the needs of the people.