The mountains will be in labor, and a ridiculous mouse will be born.

Genius may conceive but patient labor must consummate

What will this boaster produce worthy of this mouthing? The mountains are in labor; a ridiculous mouse will be born. [Lat., Quid dignum tanto feret hic promissor hiatu? Parturiunt montes; nascetur ridiculus mus.]

To pile Pelion upon Olympus. [Lat., Pelion imposuisse Olympo.]

This research is significant because it suggests that it will be possible to create mouse 'models' of human brain tissue, enabling scientists to try out both stem cell interventions and other potential cures on living human brain cells without having to use humans in the process.

We will move mountains to keep the team here.