People are not answering it right. This is the whole question. Please answer it correctly.

1)The following is a quotation encrypted using substitution. Find the substitution key, and decrypt the encrypted quotation. In addition to the decrypted plain text, you must also show how you found the key.

gahzh	zgaff	irfcc	fqgmx	eefsp	xmgab	bxscy	gadgb	afqbf	dsfzh
rvhqm	xsgnq	fxmgf	qgafz	nsmfh	gxmxn	sxbqk	faduh	xnsbf	jdvft
nhcgp	xmxns	yhzdz	gfszg	afznq	gafjx	xqdqy	gafzg	dszdz	hmbfb
fsfuh	ccdhq	zkpqf	rfzzh	gpmxx	czkpa	fdufq	cprxj	enczh	xq