做好事如同背负重物而登山,志向虽已确立,但总是担心力不从心;干坏事如同骑马下山,虽然未加鞭,但却欲驻足而难以自禁。
圆点无法独自存在,如同人类的存在。
"Lighting is not about how much light you have, but how you use it."