Every thing is of the nature of no thing.
Gaze steadfastly at things which, though far away, are yet present to the mind.
Give me the power to produce fever and I’ll cure all disease.
The only roads of enquiry there are to think of: one, that it is and that it is not possible for it not to be, this is the path of persuasion (for truth is its companion); the other, that it is not and that it must not be - this I say to you is a path wholly unknowable.
It is indifferent to me where I am to begin, for there shall I return again.
Change is an illusion.