-Try to learn something about everything and everything about something.
-Every great advance in natural knowledge has involved the absolute rejection of authority.
-Make up your mind to act decidedly and take the consequences. No good is ever done in this world by hesitation.
-Irrationally held truths may be more harmful than reasoned errors.
-God give me strength to face a fact though it slay me.
-The great tragedy of Science – the slaying of a beautiful hypothesis by an ugly fact.
Thomas H. Huxley