Consider a scenario where you had to quickly rush home from work to get an important file, only for you to get to your doorstep and realise that you're not with the key. Gosh! You can even see the file on the table through the window, but you can't get in to pick it up. It's not because the door cannot be opened, but because you don't have what will open it. When I was a little boy many years ago, I entered the wrong password repeatedly on my brother's phone, until the SIM was blocked. It's not because it's impossible to gain access to the phone, but because I didn't know what will give me access to it. Now this is my point: Everything has a key! Whatever it is you desire to acquire, has a password! In my high school and college days, I never believed a subject or course was hard, even if it appears to be so. Hence, if I did not get an A in a course, I do not blame it on the hardness of the course, but on myself. It's either because I was not