However...
Lu Yuanming only hoped to get Tang Zhe'an's confirmation. If Tang Zhe'an confirmed that there truly was no saving him, then Lu Yuanming could finally let go of his last shred of hope and focus entirely on walking the path of self-sacrifice. At that point, he would swiftly accumulate golden light particles, advance the Human Dao, preach across the entire cosmos, and even spread into parallel universes and the multiverse. Ultimately, he would sever himself, transforming into an ark that carried all life towards hope, leaving no other desires or ambitions behind.
It was precisely this final hope and desire that made Lu Yuanming wish to delay for a little while longer, waiting until he could rescue these people. Then, he would convene this cosmic civilization grand meeting.
And three years—neither particularly long nor short—was especially negligible for cosmic civilizations. What was three years to them?