Following quotes were written by Francis bacon, philosopher on 16theen not painter on 19theen

Change:-
"It is a secret both in nature and state, that it is safer to change many things then one."

Discovery:-
"They are ill discoverers that think there is no land, when they can see nothing but sea."

Doubts:-
"If a man will begin with certainties, he shall end in doubts; but if he will be content to begin with doubts he shall end in certainties."

Hope:-
"Hope is a good breakfast, but it is a bad supper."