Published on, Sept. 28 -- September 28, 2025 1:42 PM

Putrajaya, Malaysia - Celebrating his 100th birthday earlier this year, Malaysia's former Prime Minister Mahathir Mohamad marked the milestone with his lifelong routine of discipline: working tirelessly, eating sparingly, and staying mentally and physically active.

"The main thing is that I work all the time. I don't rest myself," Mahathir told Al Jazeera. "Keep your mind and body active, then you live longer." From his office in Putrajaya, he spent his centenary penning thoughts on Malaysia's economy, politics, and world events, particularly the crisis in Gaza.

Mahathir warned that Israel's actions in Gaza, which have claimed nearly 66,000 Palestinian lives, would be remembered for ...