和平不是免费的,需要不断努力维护。
模型的好坏取决于其假设。
Lies run sprints, but the truth runs marathons. The truth will win this marathon in court.
领导力在于以同情心和远见做出艰难的决定。
It is not unlikely, but that there may be yet invented several other helps for the eye, as much exceeding those already found, as those do the bare eye.