获得自由的唯一途径就是保持诚实。
The act of writing is an act of optimism. You would not take the trouble to do it if you felt it didn't matter.
I believe in the power of love and the power of music to change lives.
The moment you think you know it all is the moment you have the most to learn.
The business of education is not to make the young perfect in any one of the sciences, but so to open and dispose their minds as may make them capable of any, when they shall apply themselves to it.
Sustainability isn't just about planting trees; it's about planting the right trees in the right places for the right reasons.