adding links to lesson 1

cuttlefishh · cuttlefishh · commit 30b67efbeb38 · 2018-03-26T22:49:20.000-07:00
diff --git a/lessons/lesson01.md b/lessons/lesson01.md
@@ -2,4 +2,6 @@
 
 In the first lesson, we overview the [syllabus](https://github.com/cuttlefishh/python-for-data-analysis/blob/master/README.md) and [schedule](https://github.com/cuttlefishh/python-for-data-analysis/blob/master/schedule.tsv) for the course. 
 
-There is no course material covered in Lesson 1.
+There are no Unix or Python commands covered in Lesson 1.
+
+To get a preview of data science using Python, check out the video [10-minute Tour of Pandas](https://vimeo.com/59324550) by Wes McKinney, the creator of Pandas. If you have ever wondered how Python compares to R, its main alternative in data science, check out this infographic: [R vs. Python for Data Analysis](http://www.r-bloggers.com/choosing-r-or-python-for-data-analysis-an-infographic/).
