We should not voyage too far, explore too deep. (Defeat the underground tentacle boss.).

Ouroboros eating its own tail. (Defeat the final boss.).

The night is darkest just before the dawn. (Complete the game on any difficulty.).

In the end, belongings are the only things on which sentiment is to be placed. (Collect ten relics.).

We know nothing of any essential quality called "honesty". (Collect ten documents.).

I know the usage and parameters of each type of firearm, and I won't feel lonely at night. (Fire at least one shot with all guns.).

For earth is full of evils and the sea is full. (Unlock all maze boxes.).

Fortune favours the brave. (Use the projector to view all videos and photos on Cookie Pie's USB disk.).

An active, and moral, intellect never bends to power. (Listen to all recordings completely.).

You who tread the wire should always be prepared to fall. (Cut the rope bridge and drop the enemy into the valley.).

What awaits on the path less travelled? (Take the lower road and climb the rigging wall.).

I learned how to avoid tripping lasers from films but never thought it would be useful. (Trigger or destroy 7 or fewer mines while traversing the gorge.).

You can hold the reaper at bay, but you cannot defeat it entirely. (Force the final boss back when he grabs the door.).

What were you expecting from staring at a dark monitor? (Trigger and watch the Easter egg on the monitor.).