If you're just fast enough, it would be considered far too slow compared to using an incantation which I assume you would have shortened by this point of your journey to becoming a better mage." Silas explained.
"My point is, you need something more than just control over mana. You become easy prey the moment you decide to use all your brain power to control a single thing. The solution is to visualize." Silas raised his hand and pointed it at the chalkboard at the front of the room.
Slowly, a tier-1 magic circle formed before his hand. It was blue in color and floated before Silas' hand for a few moments before a small sphere made out of water materialized in front of it.