A expressão por si só já é enfática. Você poderia usar "here", "here in the 21st century".
''Bush said Russia's invasion of Georgia and the threat to Georgia's democratically elected government "is unacceptable in the 21st century.'' [CNN - USA]
“It is frankly astonishing that, here in the 21st century, we have to go to court to fight for [religious freedom],” Perry said. [Google - USA]