农业中的每个挑战都是创新和改进的机会。

The best trades are the ones in which you have all three things going for you: fundamentals, technicals, and market tone. If you can find a trade that has all three of these characteristics, you have found a potential goldmine.

I think the only free man can feel this kind of excitement, a free man step on a long journey, towards the uncertain future.

The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion.

在数学中，发现的旅程往往比目的地本身更有价值。