The smartest people are all self-taught, even if they went to school.
热闹的场合可以锻炼心境,安静可以养心,坐时可以守心,行动时可以考验心灵,言时省心,动时制心。
敢于在古人成就面前一争高低,这是有志气;在今人的成绩面前不虚心,这是没有气量。