Thirukkural 1

அகர முதல எழுத்தெல்லாம் ஆதி பகவன் முதற்றே உலகு.

akara mudhal ezhuththellaam aathi pakavan mudhatre ulaku

All letters begin with 'A'; so too the world begins with God. You cannot build understanding on a false foundation—examine what you take as first principles.