It is impossible to change people's habits, traits, or mindset.

Young people inevitably lack the experience and wisdom which come with age.

(Commonwealth of Nations) New management imposes radical changes, but those with prior experience have more knowledge.

Alternative form of no matter how thin you slice it, it's still baloney

From or relating to a previous era. / (archaic) Old; ancient.

(intransitive, old-fashioned or rare) To grow old; age; assume an older appearance or character; become affected by age.

comparative form of old: more old, elder, senior

elderly

superlative form of old: most old

The oldest child in a family, or individual in a group.