选择最有用的生活方式，习惯会使其变得最令人愉悦。
Every artist dips his brush in his own soul, and paints his own nature into his pictures.
译文：事业很难成功却很容易失败，时机非常难得却容易失去。赏析：没有人能随随便便成功。成功不光要有坚韧不拔的意志，还要找对方向，付出百倍甚至千倍的努力。成功的时机也很重要，抓住时机能事半功倍。
阈限性是两个阶段之间的过渡状态，个体既不属于这里也不属于那里，处于两者之间。