Anyone who has taken Mathematics in his or her lifetime would have came across the terms "Independent" and "Mutually Exclusive"  in topics such as sets and probability. (Erm, JC students, if you have came across the terms in other topics, would you mind leaving a comment and tell me which are the ones? Thanks in advance ( Read more... )

It's the Qing Ming Festival (清明节) and it means it's time for almost all of us to be busy. Going to cemetery, columbarium or temples to pray and provide offerings to ancestors.

This time round, my mom decided to go to the temple where Grandpa's ashes laid, first. Obviously, there is some sequence to observe while praying the different ancestors, ( Read more... )