Small, deliberate actions practiced consistently can lead to big changes in happiness levels.
世界需要可靠的能源，而煤炭仍然在其中发挥着关键作用。
The mind is everything. What you think, you become.
The only man who behaves sensibly is my tailor; he takes my measure anew every time he sees me, while all the rest go on with their old measurements.
