Here are a few options depending on the intended meaning (e.g., a brand, a slogan, a team name, or a process):
"One pace. Excel." (Meaning: Maintain a steady rhythm while striving to be the best.) As a brand or program name (like a training or productivity system): "One Pace Excel" (Implies a method where consistent, measured progress leads to excellence.) As a descriptive sentence: "With one steady pace, we excel." As a tagline for a team or initiative: "One pace. One goal. Excel together." If you clarify the context (e.g., fitness, business, software, military, or academic), I can tailor the phrasing more precisely. one pace excel