Life is like a roller coaster. Sometimes it takes you up, and sometimes it takes you down. The difference is, roller coster is safer than life. In roller coaster, you just sit down, relax, scream a bit, enjoy the journey, then everything will be alright. Life is not like that, I just cannot sit down and relax, then think that everything will be alright. In life, I choose my own path, not chosen by the roller coaster operator. If I am lucky, I will be walking in the right path, and if I am not, the path will take me to a detour. Sadly, for me, luck is not a gift, but a result. Luck is a dividend of sweat. The more you sweat,…