Beware of dissipating your powers; strive constantly to concentrate them. Genius thinks it can do whatever it sees others doing, but is sure to repent of every ill-judged outlay.

• 不要驱散你的精力。坚持不懈的奋斗以集中你的精力。天才可以做任何别人做的事，但是他们必将对这些欠思考的精力浪费而后悔。