The phrase "all this shows" is correct and usable in written English.
It can be used to summarize or indicate the implications of previously mentioned information or evidence.
Example: "After analyzing the data and considering the various factors, all this shows that we need to change our approach."
Alternatives: "this indicates" or "this demonstrates".
Perhaps all this shows is that polity-building is not, and never has been, a continuously exhilarating exercise.
"Over all, this shows that there is one technology maybe running into its limits," Mr. Puhakka said.
Most importantly, all this shows that wellbore drilling cost and time that are subject to a variety of uncertainties can be systematically assessed.
What I hope all this shows is that (a) it's complicated; (b) unique users is not an useful index of demand, even if some people are instinctively drawn to this (smaller) figure for political reasons and (c) the 1.1m people figure is essentially a robust indicator of food bank use, though we must be careful how we express it.
Emerging-world conglomerates such as the Tata group have also succeeded in the rich world.J. Ramachandran of the Indian Institute of Management Bangalore says all this shows that conglomerates are not just a symptom of a difficult business climate; they have advantages that more streamlined firms lack.
Or perhaps all this shows that the notion of 'propensity' bifurcates: on the one hand, there are propensities that bear an intimate connection to relative frequencies and rational credences, and that obey the usual probability calculus (with finite additivity); on the other hand, there are causal propensities that behave rather differently.
Over all, this show is not so much a retrospective as a kind of art history search-and-rescue project.
Above all this show, which is Ms. Schimert's first in five years, forms a desolate lunar landscape.
So why do you put all that money up, put $50 billion, why do you put on all this show, and then a week later invade Crimea?
All of this shows that he's stubborn.
All of this shows why experts are cautious when discussing animals in the air.
