My mind, calmer and stronger now than last night, made for itself some imperious rules, prohibiting under deadly penalties all weak retrospect of happiness past; commanding a patient journeying through the wilderness of the present...

She keyed off the ignition and went into the house.

The armies came together in a death grip at the bottom of the valley.

The MCM2–7 proteins can be arranged in a hexaheteromeric complex working as a eukaryotic DNA helicase.