儿童的一切教育都必须遵循一个原则,即帮助孩子身心自然的发展。
Efficiency without ethics is short-term success.
Every piece of plastic ever made still exists somewhere - that's not just a fact, it's our responsibility.
在危机时刻,最好的领导者是那些保持冷静并专注于解决方案而非问题的人。
You must be the change you wish to see in the world.