Science is the outcome of being prepared to live without certainty and therefore a mark of maturity. It embraces doubt and loose ends.
The democracy of blogging and tweeting is absolutely terrific in one way. It is also the most effective producer of rubbish and insult and falsehood we have yet invented.
A human lifespan is less than a thousand months long. You need to make some time to think how to live it.
I'm not sure it is possible to think too much. You don't refresh your mind by partying in Ibiza.