Remove unnecessary word "like"

01_intro.ipynb

@@ -388,7 +388,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "As we said before, we will teach how to do things before we explain why they work. Following this top-down approach, we will begin by actually training an image classifier to recognize dogs and cats with almost 100% accuracy. To train this model and run our experiments, you will need some initial setup. Don't worry, it's not as hard as it looks like."
+    "As we said before, we will teach how to do things before we explain why they work. Following this top-down approach, we will begin by actually training an image classifier to recognize dogs and cats with almost 100% accuracy. To train this model and run our experiments, you will need some initial setup. Don't worry, it's not as hard as it looks."
    ]
   },
   {