S1) India’s second Lunar mission, Chandrayaan-2 lifted off as scheduled at 2.43 p.m. on Monday.

S6) This meant the team had to work backwards to make modifications to the mission, or as one ISRO official said do some reverse engineering.

P) The previous launch suffered a jolt in the early hours of July 15 after a technical snag forced

Q) The Indian Space Research Organisation (ISRO) to call off the launch for the time being.

R) The satellite was successfully placed into Earth orbit by GSLV-MkIII-M1, says ISRO.

S) One of the major challenges ISRO faced when the launch was aborted was to ensure that they got the current window of September 6-7 to land on the moon.

S6: This is the disastrous result of the system under which we are educated.

(P) If our doctors could have started learning medicine at an earlier age, they would not make such a poor show as they do.

(Q) I have seen hundreds of homes. I cannot say that I have found any evidence in them of knowledge of hygiene.

(R) I consider it a very serious blot on the state of our education that our doctors have not found it possible to eradicate these diseases.

(S) I have the greatest doubt whether our graduates know what one should do in case is bitten by a snake.

S6: Because it's better to attract crowds than dust.

(P) Even the Louvre that attracted an eye-popping 8.1 million visitors last year compared to India's 10-18 million foreign tourists, has hooked up with Beyonce and Jay-Z for promotion, where they take a selfie with Mona Lisa

(Q) Our museums need to get cool too.

(R) A change of approach is clearly called for.

(S) Troops of restless school children are often the most frequent visitors, endlessly being told to lower their voices and not touch the art.

S6: This presents a good template for India, building on its existing plans to introduce electric mobility through buses first, and cars by 2030.

(P) It is aimed at achieving a shift to sustainable fuels, getting cities to commit to eco-friendly mobility and delivering more walkable communities, all of which will improve the quality of urban life.

(Q) At the Bonn conference, a new Transport Decarbonisation Alliance has been declared.

(R) This has to be resolutely pursued, breaking down the barriers to wider adoption of rooftop solar energy at every level and implementing net metering systems for all categories of consumers.

(S) Already the country has chalked out an ambitious policy on renewable energy, hoping to generate 175 gigawatts of power from green sources by 2022.