Success is no accident. It is hard work, perseverance, learning, sacrifice, and most of all, love of what you are doing.
Mathematics is not about numbers, equations, computations, or algorithms: it is about understanding.
机械和节省劳力的装置只有在降低制造成本时才具有价值。
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.