> I want to like it but my brain is too feeble for it.
That's a self-defeating attitude which you don't want to reinforce :-(
Assembly is not difficult but writing large-scale programs/systems in it is. But almost nobody does this nowadays; it is generally C & Assembly. So you need to know/understand just enough assembly to get along.
Start with Jonathan Bartlett's Programming from the Ground Up for a nice introduction - https://news.ycombinator.com/item?id=11702025 Then look at Daniel Kusswurm's and Larry Pyeatt's books. Also https://news.ycombinator.com/item?id=45782206