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The power given by the Constitution to the Executive to interpose his veto is a high conservative power; but in my opinion it should never be exercised except in cases of clear violation of the Constitution, or manifest haste and want of due consideration by Congress.

Zachary Taylor, S. HORN (1848). “All the Letters of Major General Z. Taylor: Anecdotes of rough and ready: Songs of Old Zach's Campaigns, etc. [Edited by] S. Horn”, p.10
The power given by the Constitution to the Executive to interpose his veto is a high conservative power; but in my opinion it should never be exercised except in cases of clear violation of the Constitution, or manifest