我尽量不过于兴奋或过于低落。关键在于找到平衡。
The atmosphere doesn't care about political boundaries when it comes to climate change.
The only way to get rid of a temptation is to yield to it.
估计问题的性质不同。在这里,我们不关心检验特定的假设,而是关心估计参数的值。
If you can dream it, you can achieve it.
If ease of use was the only requirement, everyone would still be riding tricycles.