The best way to learn econometrics is by doing—working with real data and real problems.
希望是一个卷起袖子的动词。
自由的本质在于能够在不受他人任意干涉的情况下追求个人目标。
Being brave isn’t the absence of fear. Being brave is having that fear but finding a way through it.
Sustainable fishing is not an option; it is an obligation for future generations.