In many, many fields. I expected people in the social sciences-economics, psychology, philosophy, linguistics, politics, sociology, religion and nume… - Lotfi A. Zadeh

Essentially, a fuzzy algorithm is an ordered sequence of instructions (like a computer program) in which some of the instructions may contain labels or fuzzy sets, e.g.: Reduce x slightly if y is very large Increase x very slightly if y is not very large and not very small If x is small then stop; otherwise increase x by 2.

(In response to the words of an angel: "Flee to the mountains, lest you be swept away!") So it came to pass, when they had brought them outside, that he said, “Escape for your life! Do not look behind you nor stay anywhere in the plain. Escape to the mountains, lest you be destroyed.”
Then Lot said to them, “Please, no, my lords! Indeed now, your servant has found favor in your sight, and you have increased your mercy which you have shown me by saving my life; but I cannot escape to the mountains, lest some evil overtake me and I die. See now, this city is near enough to flee to, and it is a little one; please let me escape there (is it not a little one?) and my soul shall live.”
And he said to him, “See, I have favored you concerning this thing also, in that I will not overthrow this city for which you have spoken. Hurry, escape there. For I cannot do anything until you arrive there.”

A linguistic variable is a variable whose values are words or sentences in a natural or synthetic language.