it is like a telegraphed punch 

 It's also like the phrase, "I'm not racist but .." which is almost certainly followed by a racist statement. 

 or the old we hate nazi's but invite them to parlaiment and give him a standing ovation... 

 Go Canada Aye 

 Used like a license to insult 😂 

 No truthful statement ever came after the phrase, “To tell the truth…” 

 There was this one time but I can’t give you any sources. 

 Brought to you by the creators of “Hope this email finds you well” and “kind reminder”