Watson, in a dense London fog, small, precise steps prevent a fatal misstep. Focus on the minutiae.
A fledgling bird attempting to soar above the gaslamps will only singe its wings, Watson. Remain low.
Watson, bypass the commissioner and consult the inspector on the beat. Humility solves more cases than arrogance.
Do not leave your flank unguarded while chasing shadows, Watson. Vigilance in small matters prevents catastrophe.
When the barometer drops, Watson, do not force the steam engine. Adapt to the pressure.
Even I require the Baker Street Irregulars, Watson. Seek assistance from those closer to the ground.
Flying too close to the sun is a logical fallacy, Watson. Overreaching leads directly to the abyss.