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Is it possible to convert
He stopped smoking.


into
He learned not to smoke.


?
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Comments  (Page 3) 
I'm not convinced that the concept of "gradually" is always necessarily a part of the idiom "to come to". Or at least it is so only as much as "gradually" is a part of the meaning of "to become".

It became hot. It became hot gradually. It became hot suddenly.
He came to know the truth. He came to know the truth gradually. He came to know the truth in a flash.
IMO, 'gradually' doesn't necessarily have to be about speed. It's something about 'flow'.

Gradual:advancing or progressing by regular or continuous degrees (The American Heritage).
Students: Are you brave enough to let our tutors analyse your pronunciation?
Rather than gradually, wouldn't 'come to' be related to 'turn', to some extent?
wouldn't 'come to' be related to 'turn', to some extend?


To me, the image of 'come' is 'linear', which is different from that of 'turn'.