"Imagination is more important than knowledge. For knowledge is limited, whereas imagination embraces the entire world, stimulating progress, giving birth to evolution." "I, at any rate, am convinced that He (God) does not throw dice." "The important thing is not to stop questioning; fascination has its own reason for existing." "Science without religion is lame, religion without science is blind." "Two things are infinite: the universe and human stupidity; and I'm not sure about the universe."
‘Unahitajia ushaidi, maana nikikuambia kwa mdomo hutaamini, na ….huenda usiaminike kwa hilo kwa yoyote yule, na mimi nahitajia kuwa makini kwa kila jambo, ili mwisho wa siku nisije nikaingia lawamani….ukumbuke huyo mtoto akizaliwa atahitajai kumfahamu baba yake, au sio? Akauliza huyo dakitari.