Use the timeline below to select up to 20 seconds to watch or share.
5.4sGenius-level intelligence is usually the result of heredity and environment.
5.12sAlthough, in some cases, it's a total mystery.
1.45s
1.01s
1.94sAw, come on, Mom.
1.9sYou look very intelligent, dear.
2sNo way !
2.39s
2.82sHow about a tie, son ? Everybody knows boy geniuses wear ties.
2.17sYou're stifling my creativity, Dad.
0.31sSorry, boy.
1.97sBart, this is a big day for you.
2.34sWhy don't you eat something a little more nutritious ?
4.25sNonsense, Marge. Frosty Krusty Flakes are what got him where he is today.
3.5sIt could be one of these chemicals here that makes him so smart.