[kroger]

A nice article to quickly understand Tcl defining features is "Tcl the Misunderstood": http://antirez.com/articoli/tclmisunderstood.html

And some previous HN discussion on the article:

https://news.ycombinator.com/item?id=7069642

https://news.ycombinator.com/item?id=4920831

Edit: grammar