You should learn from your competitor, but never copy. Copy and you die.
Giving up is the greatest failure.
When we have money, we start making mistakes.
Today, making money is very simple. But making sustainable money while being responsible to the society and improving the world is very difficult.
You never know that the things you're doing are that meaningful to society.
Rather than having small smart tricks to get by, focus on holding on and persevering.