A man, as a general rule, owes very little to what he is born with – a man is what he makes of himself.
人一般而言,天生的能力对他影响不大 – 他如何造就自己决定他的人生。
研究心灵就是研究适应行为;每个思想都是生活的工具。
You have to be willing to put in the time, the effort, and the energy to be great.