Yes, 

That tweet was obviously written for Trump.

This one was written by Trump. 



Donald J. Trump  ✔ @realDonaldTrump
☐
Am in Bedminster for meetings & press conference on V.A. & all that we have done, and are doing, to make it better-but Charlottesville sad!
☐
10:00 AM - Aug 12, 2017
 21,856 21,856 Replies    9,931 9,931 Retweets    46,059 46,059 likes
☐
That one captures his command of a 3 year old's grammatical skills.

That's Trump, the other one was written by one of his handlers.

Trump may not even know it was sent out.