Directions: Read the passage given below and answer the question that follows it.
I have been studying it, consciously and subconsciously, for forty years and I still find men unaccountable, people I know intimately can surprise me by some action of which I never thought them capable of, or by the discovery of some trait exhibit a side of themselves that I never even suspected. The idea in this sentence can be best summarised as ______.
Reveal answer
Fill a bubble to check yourself