You're close. You're doubting yourself, questioning yourself.

[ Kanan's voice is calm, tempered even though they've been at this a little while now. He can remember the times Master Billaba patiently guided him through exercises, letting him fail when it was necessary to learn a lesson. It's no different here, and though he questions his skill as a teacher, for he is no Jedi Master himself, he cannot help but feel the swell of responsibility, of pride. ]

Take a deep breath. [ He takes a step closer to Ezra, folds his arms over his chest as he examines the tool box. ] Forget everything else, even me. That toolbox might save your life, you need to retrieve it.