<p>Introductory foreign language courses are not difficult. Most people seem to find them a breeze, although I’ve heard from several sources that italian can be difficult.</p>
<p>sigmacentauri, german and russian are important languages to know in science and math because huge volumes of important research are published in those languages. Latin, not so much, unless you’re interested in published research from 500-2,000 years ago.</p>