模型的唯一真正检验是其预测未来的能力，而未来总是不确定的。
真正的朋友是很难找的。
I want to show that humanity can be found even in the darkest places.
实现净零排放的道路是复杂的，但我们必须以紧迫感和决心踏上这一旅程。
In the quest for understanding the cosmos, we must embrace the unknown and the unknowable.
However difficult life may seem, there is always something you can do and succeed at.
Stay hungry, stay foolish.