A forest is more than a collection of trees; it's a living, breathing ecosystem that sustains life.
The boundaries which divide Life from Death are at best shadowy and vague. Who shall say where the one ends, and where the other begins?
The past is a mirror, but we often see only what we want to see.
The universe is expanding, and the expansion is accelerating.
创新不仅仅是创造新事物,更是以有意义的方式解决实际问题。