甚至不惜牺牲一切！
盖欲保存、支撑，并维持此等理想，有时必须不惜牺牲一切，甚至甘冒失败之危险，以努力促其实现。
In order to preserve, uphold, and maintain them, there are times when we should throw all we cherish into our effort to fulfill these ideals even at the risk of failure.
他为保卫祖国不惜牺牲自己的一切。
He did not hesitate to sacrifice his all for protecting his motherland.
他为保卫祖国不惜牺牲自己的一切。
He did not hesitate to sacrifice his all for protecting his motherland.
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