When you say 'yes' to others, make sure you are not saying 'no' to yourself.
给我贞洁和节制,但不要立刻。
世界是事实的总和,而非事物的总和。
出自先秦《荀子·劝学》。定居一定要选择适当的邻里,交游一定要接近贤士。说明要加强道德修养,就应该注意周围环境。
To signal an emergency, use the rule of three; 3 shouts, 3 horn blasts, or 3 whistles.
可持续性不是选择,而是必然。