You have to be able to admit when you’re wrong and get out of a losing position quickly. The worst thing you can do is hold onto a losing trade hoping it will come back.
想法是生产中的关键投入,而人是产生想法的关键投入。
我从未想过成为明星。我只想做音乐。
行为由当前刺激情境和过去的强化历史决定。
技术创新是解决能源安全、环境保护和经济发展三重困境的关键。