Curiosity is a call from knowledge.

Size does matter. Nano even better.

Ignorance is a knowledge illiteracy.

For millenia scientists always try to figure out the size of this vast universe. One way to figure it out is first to find the smallest single thing which constructs this universe. At time they found it, the size of this universe can be measured for sure.

Mind of a loving heart is the fountain of knowledge.

Today, it is very easy to find light, sun on daylight, lamps on night. Let us enlighten ourselves with knowledge and virtue, because there will be time when there won't be any light surrounding us, except light from the enlightened.