Maxims of Ptahhotep spoke a lot of sense; 'Do not be arrogant because of your knowledge, but confer with the ignorant man as with the learned. Good speech is more hidden than malachite, yet it is found in the possession of women slaves at the millstones.' Now THAT I’ll give the green light to. The opinions, eloquence and articulacy of the man or woman on the street can often be as invaluable as precious stones.
Helping yourself is common sense, helping others is virtue, helping yourself and others is enlightenment.
Being genius does not necessarily mean knowing it all or having the highest academic qualification; but a persons ability to apply wisdom and common sense to common things in a distinctive manner and courageously, exhibiting the latent deft to the admiration of the masses
In spite of being complicated people choose superstitions over common sense.
Never stop acquiring the commonsense, it is as good as the knowledge.
Sometimes an act of common sense is indistinguishable from an act of genius.