Watson, a steam engine possesses immense power, but without a governor, it merely destroys itself. Control is key.
Watson, charging blindly into the London fog only ensures a collision. Halt and gather your facts first.
The chemical reaction has stabilized, Watson. It is now safe to proceed with the experiment.
Watson, picking a lock requires delicate precision, not a heavy crowbar. Force only ruins the mechanism.
The final piece of the puzzle fits, Watson. The obstacle yields to persistent, logical pressure.
Watson, drop the useless hypothesis. Clinging to a false lead only blinds you to the truth.
The case is difficult, Watson, but enduring this bitter cold is necessary to catch our quarry.