今天在可持续性方面的小步骤可能带来明天的巨大变化。
Small steps in sustainability today can lead to monumental changes tomorrow.
When public speaking， pause frequently. Pause before you say something in a new way， pause after you have said something you believe is important， and pause as a relief to let listeners absorb details.
"The colony is the place where the project of a new humanity is to be tested, where the dream of a world without borders is to be realized."