Assalamu alaikum ustadh. If a person feels regretful seeing one achieve at a younger age, Is it opposing the Qadr since they regret they weren't guided at that age (But it can be due to one's shortcomings that they weren't guided young) Jazakallahu Khairan

Ustadh AbdulAziz al-Haqqan
Say Alhamdulilah for opening your eyes now and look forward to what u do now and forget anything else.