Let me show you how I sharpen pencils with a knife. Once you learn, you can sharpen so much more things with a knife. Let me know how it goes for you and if there are any questions in the comments below.
Chapters:
00:00 Why it is useful to learn
00:52 How to hold
01:21 Tip #1 Push blade with thumb
01:51 Tip #2 Relax and don't grip tightly
01:58 Tip #3 Think "slicing" or "shaving"
02:06 Tip #4 Point blade away from people
02:12 Bonus Sharpen the lead only.