Mortal: I Rely on My Understanding to Cultivate Immortality

[Time Travel - Mortal - No System - Not Invincible - Highly Talented - Slow Pace] Yue Ming is reborn into the mortal world as a casual cultivator. Seeking immortality, he endures countless hardships to join the immortal sect! Though lacking top-tier qualifications, a powerful background, or even heaven-defying luck, he relies on a resolute resolve to achieve the truth, a cautious approach, and the rational use of all available resources, along with exceptional talent and a powerful understanding. He deduces techniques, creates his own magical powers, and perseveres in his arduous quest for the truth! Following in the footsteps of Qing Yuanzi and Dayan Shenjun, he dominates the world of immortal cultivation with his astonishing talent!