To know oneself, one should assert oneself.
Be kind whenever possible. It is always possible.
The most effective way to do it, is to do it.
Know or listen to those who know.
If you can dream it, you can do it.
Who seeks shall find.
You never know what motivates you.
The dog that trots about finds a bone.
Quality is not an act, it is a habit.
What you do today can improve all your tomorrows.
There's a lot of interest from the medical community on how things develop in microgravity, and the hope, later, that is expected to apply to what the changes are in humans as well.