志在四方｜zhì zài sì fāng

Meaning: aspire to travel far and makes one’s mark

Original: “你们立志到艰苦边远地区去、到练兵备战一线部队去、到党和人民最需要的地方去建功立业，我感到很欣慰。好男儿志在四方。希望你们坚定信念、脚踏实地，在部队大熔炉中全面锻炼、拼搏奋斗，不断成长进步，为强军事业贡献力量。“

Source: Xi Jinping sent a letter of congratulations to the 2022 class of the Army Infantry Academy.