Some women can be fooled all of the time, and all women can be fooled some of the time, but the same woman can't be fooled by the same man in the same way more than half of the time. Helen Rowland
Anything that thinks logically can be fooled by something else that thinks at least as logically as it does. Douglas Adams
Don't be fooled by your own wisdom. Witold Gombrowicz
The man who claims to have no need of philosophy is the one most apt to be fooled by it. William Lane Craig
In time, every post tends to be occupied by an employee who is incompetent to carry out its duties. Do not be fooled by apparent exceptions. Laurence J. Peter
Don't be fooled by how clean the turban is, the soap was probably bought on credit. Turkish Proverb