Scientists do it experimentally.
Scientists do it with plenty of research.
Scientists discovered it.
Graduates do it by degrees.
Professors do it by the book.
Professors do it with class.
Professors forget to do it.
Research professors do it only if they get grants.
Researchers are still looking for it.
Researchers do it with control.
It’s difficult to find a towel
When your face is full of soap
But, It’s easy to find a friend
When your heart is full of hope