Former Democratic presidential candidate Sen. Bernie Sanders Bernie SandersSenate Republicans signal openness to working with Biden Hillicon Valley: DOJ indicts Chinese, Malaysian hackers accused of targeting over 100 organizations | GOP senators raise concerns over Oracle-TikTok deal | QAnon awareness jumps in new poll Schumer, Sanders call for Senate panel to address election security MORE (I-Vt.) said this week that while it is a "scary time" in the United States, people should not "despair" but fight back.

"These are very scary times for the people of the United States, and … for the whole world. We have a president who is a pathological liar. Trump lies all of the time," Sanders, a frequent critic of President Trump, said in an interview with The Guardian.

“He lies in order to undermine the foundations of American democracy.”

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Sanders also offered advice to those concerned about the current political climate, saying people "should take a deep reflection about the history of this country, understand that absolutely these are very difficult and frightening times."

"But also understand that in moments of crisis, what has happened, time and time again, is that people have stood up and fought back," he added. "So despair is absolutely not an option.”