Yes, the proposition is always true, but that doesn't help him to make a decision. At work, some people prefer R; others Matlab. The nice thing bout R is that

Yes, the proposition is always true, but that doesn't help him to make a decision. At work, some people prefer R; others Matlab. The nice thing bout R is that it's free so you can have it on multiple machines. But I'm wondering why he hasn't considered other alternatives like octave, etc.