One by one, people who could no longer endure walked over to the golden pillar.
In the blink of an eye, half of them had given up. They didn't want to quit so early, but their bodies simply couldn't hold on any longer. If they kept resisting, they would likely injure themselves, which would be a loss not worth the cost.
The rest, however, were still gritting their teeth and persevering.
From this, one could see the disparity in strength among those who entered the Wuji Battle Temple—more precisely, the disparity in their physical endurance.
As a Pill Refiner, focusing on the Alchemy Tao while also enhancing one's Martial Arts strength and physical body is nearly an impossible task. As the saying goes, "A jack of all trades is a master of none"; it's unrealistic to expect perfection.
Even Fang Lin had his weaknesses.