ピーター・F・ドラッカー(Peter F Drucker)の
名言を紹介します。
もし何か新しいものが欲しいなら、
何か古いものをやめる必要がある。
If you want something new,
you have to stop doing something old.
you have to stop doing something old.
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ピーター・F・ドラッカー(Peter F Drucker)の
名言を紹介します。
もし何か新しいものが欲しいなら、
何か古いものをやめる必要がある。