Presidential scholars say it's not worth it for Bush to get involved in public spats with Trump and say it will only hurt him in the history books.

President Donald Trump has the lowest initial approval ratings of any president since 1953 — except for himself in 2017.

President Donald Trump enters office for the second time with bottom-of-the-barrel approval ratings—second among modern presidents only to himself in 2017, according to Gallup. The report is based on the first poll done on each president’s approval rating,

President Trump has the lowest approval rating among all elected presidents since 1953, with 47 percent support, according to a Gallup poll released Thursday.

Former President George W. Bush was spotted at the inauguration of Donald Trump. See pictures of the former president here.

Former President George W. Bush attended the inauguration of President Donald Trump on Monday. The 43rd president of the United States was accompanied by his wife, former first lady Laura Bush.