It is important to realize that wisdom and knowledge are not the same thing. Miles Kington offers, and famously repeated by Irish Rugby player Brian O’Driscoll, a light hearted explanation of the difference, “Knowledge is knowing that a tomato is a fruit. Wisdom is knowing never to put one in a fruit salad” (Kington)!A few months late to the argument but….
Vegetable is a culinary term, not a biological term.
Fruit is both a culinary and biological term. The biological term basically just means something with seeds and includes tomatoes, pumpkins, cucumbers, and all sorts of other “vegetables.”
The traditional “fruit” from a culinary perspective is what we mean by the fleshy sweet plant bulbs.