In everyday terms

Risk-Return Tradeoff

The principle that potential return rises with an increase in risk. Low levels of uncertainty (low-risk) are associated with low potential returns, whereas high levels of uncertainty (high-risk) are associated with high potential returns. According to the risk-return tradeoff, invested money can render higher profits only if it is subject to the possibility of being lost.

Investopedia Explains:

Because of the risk-return tradeoff, you must be aware of your personal risk tolerance when choosing investments...

5a: 'Hooray, it's Paper Day!'

Recycling has never been quite so exciting: yesterday it was waking up to the long-awaited Thursday.
Why? - Because in this neighbourhood, paper [to be recycled] is only collected on Thursdays -- whereas plastic, for instance, is collected on Tuesdays and Saturdays.
And as if that hadn't been biased enough, Thursdays had also been forgetfulness days for... about 3 weeks now. Technically, that's only 2 weeks for me, since I was out of town on one of those occasions. In fact, can't really tell how this happened, as I recall quite distinctly thinking along the same lines ["Quinta: Hooray!/ It's Paper Day!"] on at least a few other preceding occasions, and still..
Well, not to worry, it's been taken care of this time!