Kuala Lampur, Jan. 30 -- In Paulo Coelho's 1988 novel 'The Alchemist', there's a theme that stays with me: "When you say 'yes' to others, make sure you are not saying 'no' to yourself." It's a profound reminder of the delicate balance between generosity and self-preservation. While the world often celebrates selflessness, it rarely acknowledges that you cannot pour from an empty cup.

Last week, I received a text from a close friend asking for a favour. It was something I could technically do, but it would have required rearranging my plans for the next day. As I stared at the screen, I felt that all-too-familiar tug of guilt. But instead of typing a quick "yes," I took a deep breath and replied, "Sorry bro. Cannot-lah this time."

To my ...