Uses of fruit enzymes. Fruit enzymes that break down proteins have many potential uses. For example, papain, the protease enzyme from papaya, is used for tenderising meat, treating wounds, dietary supplements and removing particles from cold beers.Plant.Protease. Uses. Papaya. (or pawpaw). Papain. 1  Meat tenderiser. 2  Clarifying cold beers.ruit enzymes that break down proteins have many potential uses. For example, papain, the protease enzyme from papaya, is used for tenderising meat, treating wounds, dietary supplements and removing particles from cold beers. Plant. Protease. Uses. Papaya. (or pawpaw). Papain. 1  Meat tenderiser. 2  Clarifying cold beers.
3. foolishness-a stupid mistake. betise, folly, imbecility, stupidity. error, fault, mistake-a wrong action attributable to bad judgment or ignorance or inattention; he made a bad mistake; she was quick to point out my errors; I could understand his English in spite of his grammatical faults.
The rash or inexperienced will attempt things that wiser people are more cautious of. 'Fool' is now a more derogatory insult than it was when this proverb was coined, in the early 18th century. At that time a fool wasn't a simpleton, lacking in intelligence, simply someone who had behaved foolishly.