" faint of heart "

 [ "not for the faint of heart" ]

1: Letteralmente significa "non per cardiopatici", cioè per persone deboli di cuore, che pretendono una situazione facile da gestire.

  * e.g.,  ... Bunjee-jumping is not for the faint of heart. 

 [ "not for the faint of heart" ]

2: Si associa a situazioni/azioni/fenomeni/cose difficili, non banali, ove sia richiesta una precisa e scrupolosa preparazione o attitudine.

  * e.g.,  ... Horror movies are not the faint of heart. 

 [ "faint heart never fucked a wildcat" ]

1: Has similar meaning as "fortune favors the brave". Only those with courage and guts will be able to have amazing experiences. Someone with a "faint heart" - timid, nervous or fearful - would never be able to accomplish something difficult - like "fucking a wildcat".

  * e.g.,  ... Hey man, take a chance with that crazy golf shot to win the tournament, because a faint heart never fucked a wildcat. 

 [ "faint-hearted" ]

1: A faggot-ass nigga that can't take no thing cause he just be a faggot-ass crying nigga.

  * e.g.,  ... "Nigga you shouldn't go see your mum these days... That's just not be for the faint-hearted".