The best moments in our lives are not the passive, receptive, relaxing times… The best moments usually occur if a person’s body or mind is stretched to its limits in a voluntary effort to accomplish something difficult and worthwhile.
解释：想要变得刚强，必定先要保持柔和；想要变得强大，一定先要保持弱小。
世界不需要更多的塑料——它需要更智能的使用方式。