It's quite staggering.

Meaning

It's incredibly surprising and overwhelming.

Examples

• John: 'The scope of the project is enormous!'<br>
• Alice: '<b>It's quite staggering</b>. How will we ever manage it?'
• John: '<b>It's quite staggering</b>. It will take years to recover.'
• Alice: 'The scale of the damage is immense.'<br>