The universities do not teach all things ... so a doctor must seek out old wives, gypsies, sorcerers, wandering tribes, old robbers, and such outlaws and take lessons from them. A doctor must be a traveller . . . Knowledge is experience.

Dreams are not without meaning wherever they may come from — from fantasy, from the elements, or from another inspiration.

Then God sends us such a messenger who appears to us in spirit, warns us, consoles us, teaches us, and brings us His good tidings.

The dreams which reveal the supernatural are promises and messages that God sends us directly: they are nothing but His angels, His ministering spirits , who usually appear to us when we are in a great predicament.

I am different. Let this not upset you

Many have said of Alchemy, that it is for the making of gold and silver. For me such is not the aim, but to consider only what virtue and power may lie in medicines.

For it is we who must pray for our daily bread, and if He grants it to us, it is only through our labour, our skill and preparation.