"Brilliant thinking is rare, but courage is even shorter supply than genius." I can not catch it. It is form a book "Zero to one". The sentence is "Brilliant thinking is rare, but courage is even shorter supply than genius." I can catch it "Courage is even shorter supply than genius". Does it mean it is not enough to success if you just have courage. You still need stronger skill and genius thinking to make things happen.

What is "only 4 easy payments of $39.99" mean? I saw shopping channel on TV and it's showed some product "only 4 easy payments of $39.99". Does it mean that I have to pay 39.99 four month that I can get the product? Total pay 39.99*4 = 159.96

Skype make a wrong call. If I use Skype and make a wrong call then I wanna say sorry about it. Can I say "Sorry, I push the wrong button." or "Sorry, I just make a wrong call?"

Introduce myself Hi~ Im Hank. I was an engineer working at semiconductor field which is TSMC. But now I wanna change my job career more like salesman or an entrepreneur which is I expected to be when I was a child. I like music, movie, new technology stuff. Those thing can inspire me a lot. But one more thing I love more is food. I like to share food with my friend when we eat we can share information and story. I really love that moment. I like to analyse complex things and change it to be more simple and system. Also, I would like to try new stuff especially food and alcohol. Im from Taiwan, and I speak Mandarin and Taiwanese. If you are interesting to learn, I will like to help you. Now I am learning English because it can help me get more new information on website also make more foreign friends. Recently, Im working on study how to use Apply pay to make money and 3D printer field. Also, I have a process is on going which is learning English fluency in 3 month. Hope I can get my goal.