我认为最好的关系是那些你可以完全做自己的关系。

Small changes in farming practices can lead to big impacts on global food security.

要抓住一切机会，向所有人证明你自己，证明你能够迎接挑战。

Memory， I realize， can be an unreliable thing； often it is heavily coloured by the circumstances in which one remembers.

革命者可以失去一切：家庭、自由，甚至生命。但不能失去道德。