We must be physicists in order to be creative since so far codes of values and ideals have been constructed in ignorance of physics or even in contradiction to physics.
She was heartily ashamed of her ignorance - a misplaced shame. Where people wish to attach, they should always be ignorant. To come with a well−informed mind is to come with an inability of administering to the vanity of others, which a sensible person would always wish to avoid. A woman especially, if she have the misfortune of knowing anything, should conceal it as well as she can.
The annals of the French Revolution prove that the knowledge of the few cannot counteract the ignorance of the many.... The light of philosophy, when it is confined to a small minority, points out the possessors as the victims rather than the illuminators of the multitude.
It is an unfortunate fact that every man who seeks to disseminate knowledge must contend not only against ignorance itself, but against false instruction as well. No sooner do we deem ourselves free from a particularly gross superstition, than we are confronted by some enemy to learning who would set aside all the intellectual progress of years, and plunge us back into the darkness of mediaeval disbelief.
Ignorance itself is without a doubt a sin for those who do not wish to understand; for those who, however, cannot understand, it is the punishment of sin.
Between knowledge of what really exists and ignorance of what does not exist lies the domain of opinion. It is more obscure than knowledge, but clearer than ignorance.
Seeing the Way is like going into a dark room with a torch; the darkness instantly departs, while the light alone remains. When the Way is attained and the truth is seen, ignorance vanishes and enlightenment abides forever.
Herein is the evil of ignorance, that he who is neither good nor wise is nevertheless satisfied with himself: he had no desire for that of which he feels no want.
William Henry Flower the Anglican too praised evolution as a cleansing solvent, dissolving the dross which had 'encrusted' Christianity 'in the days of ignorance and superstition'.