Mumbai, Mar 14 – Superstar Aamir Khan, who turned 49 today, will be spending a quiet birthday with his family. “I am happy to be turning 49. I have learnt a lot in life. It was an exciting journey… I am grateful for the love I have received. I am thankful to God, fans. I hope to lead a healthy life,” Aamir told reporters here. It was Aamir’s wife Kiran Rao who wished him first. “It is family time today.