When people talk as if the Crusades were nothing more than an aggressive raid against Islam, they seem to forget in the strangest way that Islam itself was only an aggressive raid against the old and ordered civilization in these parts. I do not say it in mere hostility to the religion of Mahomet; I am fully conscious of many values and virtues in it; but certainly it was Islam that was the invasion and Christendom that was the thing invaded.
The lunatic is the man who lives in a small world but thinks it is a large one; he is the man who lives in a tenth of the truth, and thinks it is the whole. The madman cannot conceive any cosmos outside a certain tale or conspiracy or vision.
To mix science up with philosophy is only to produce a philosophy that has lost all its ideal value and a science that has lost all its practical value. It is for my private physician to tell me whether this or that food will kill me. It is for my private philosopher to tell me whether I ought to be killed.
Odd, isn't it, that a thief and a vagabond should repent, when so many who are rich and secure remain hard and frivolous, and without fruit for God or man?