数学中的每个问题都是一个等待解决的谜题,而乐趣就在于解决的过程。
In a state, the liberty of one citizen is a menace to the liberty of another.
A farmer's wisdom often surpasses the latest technology - we must learn to listen.
You don’t write because you want to say something; you write because you’ve got something to say.
A business that doesn’t innovate will stagnate.