Intelligence is not the ability to store information, but to know how to use it.
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。
Hard work and passion are the keys to success in any field, especially in music.
"Every family has its secrets, but in some countries, the secrets are bigger and more dangerous."
The value of a mental process lies in its utility for the organism's adjustment to life.