宏观经济学的核心问题是理解人们如何随时间做出决策。

International politics is a brutal and unforgiving arena, where states constantly strive to maximize their power and security.

The future of energy will require collaboration across industries, governments, and societies.

Não sou nada. Nunca serei nada. Não posso querer ser nada. À parte isso, tenho em mim todos os sonhos do mundo.

Life is short and you don’t know when it’s gonna be over, so you gotta take every opportunity and run with it.