on one's guard
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
“Nature here is so strong that one has to be on one’s guard to not be absorbed by it,” wrote Dodge.
From Los Angeles Times • Feb. 16, 2023
It has sniffed at such examples as "directives" for orders, "alerted" for being put on one's guard, "dis-O.K." for withdrawing approval, "deactivate" for abolishing.
From Time Magazine Archive
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But it is necessary to be on one's guard against some shallows near the island on the one side, and the main land on the other, very dangerous, if one does not know the channel.
From Voyages of Samuel De Champlain — Volume 02 by Otis, Charles P. (Charles Pomeroy)
It is imperative to be on one's guard against any similar experience again,—that being the only benefit that can come from disasters.
From Dio's Rome, Volume 6 An Historical Narrative Originally Composed in Greek During The Reigns of Septimius Severus, Geta and Caracalla, Macrinus, Elagabalus And Alexander Severus by Foster, Herbert Baldwin
It is always necessary to be on one's guard in society.
From A Fantasy of Far Japan Summer Dream Dialogues by Suyematsu, Baron Kencho