Too intelligent to write songs

Don’t know much about Biology, but I do know that osmosis is the transfer of the stronger to a weaker solution through a porous membrane.
Don’t know much about Geography, but I do know that Lima is the Capital of Peru.
Don’t know much about trigonometry, but I do know that the square of the hypotenuse equals the sum of the squares of the two adjacent sides.
Don’t know much about the French I took, but I do know that Monsieur Marsaud a mal á la tête.