其他节日纪念过去；植树节则为未来着想。

Cada canción que escribo es un pedazo de mi corazón.

Reason is， and ought only to be the slave of the passions， and can never pretend to any other office than to serve and obey them.

教师之为教，不在全盘授予，而在相机诱导。

Certification standards are more than paperwork—they're our promise to the planet.

"Don't write down to children. They're much smarter than we think."