●Think independently, don’t follow what others say (Emerson)

●Those who use their own brains for everything are the most praiseworthy (Hesiod)

●We must not be swayed by blindness. Everyone has his own opinion----(Denham)

●Those who borrow other people’s opinions can never repay the debt. Debt (Halifax)

●Look out! Don't let your mind become other people's racecourse (Germany)

●It is not good for a person not to listen to advice, but it is a thousand times worse to listen to any advice----(UK )

●An ounce of your own wisdom is worth a ton of other people’s wisdom (Stern)

●If we preserve other people’s knowledge and insights, is that enough? ? We must make them our own (Montaigne)

●Thousands of opinions, thousands of opinions, gold is hard to buy and one’s own opinion