凡学之不勤、必其志未笃也。
释义:求学之人若不勤奋,必然是其志向不坚定。
What other dungeon is so dark as one's own heart! What jailer so inexorable as one's self!
向一个人展示他在错误中是一回事,让他掌握真理是另一回事。
I tend to think that the camera is much more truthful than the human eye.