最终，我们记住的不是敌人的话语，而是朋友的沉默。
大海是人类灵魂的镜子——无边无际且深不可测。
The development of MRI has revolutionized the field of medical imaging, allowing us to see inside the human body in ways that were previously unimaginable.
解释：要紧紧抓住时机不能错过，错过了也不能延误太久。
My name is Usain Bolt and I don't think limits.