The best traders are those who can think independently.
多疑的人是不会因此而满足的;他们往往不是因为有了什么理由而嫉妒,只是为了嫉妒而嫉妒,那是一个凭空而来、自生自长的怪物。
The essence of mathematics is not to make simple things complicated, but to make complicated things simple.