If you're going through hell, keep going.
Without hard work, nothing grows but weeds.
Things do not happen. Things are made to happen.
The dog that trots about finds a bone.
Always desire to learn something useful.
Go for it now. The future is promised to no one.
Well done is better than well said.
Who seeks shall find.
Do not weep do not wax indignant. Understand.
Know or listen to those who know.
The initial motivation of the experiment which led to this discovery was a subconscious feeling for the inexhaustible wealth of nature, a wealth that goes far beyond the imagination of man.